Study: Migraine Sufferers Have ‘Hyper-Excitable’ Brain
Individuals who suffer from migraine headaches appear to have a hyper-excitable visual cortex researchers at the Universities of Birmingham and Lancaster suggest.
Migraines are characterized as debilitating and persistent headaches, often accompanied by an increased sensitivity to visual or other sensory stimuli. The exact causes of these headaches are not well understood, although scientists believe they may be related to temporary changes in the chemicals, nerves, or blood vessels in the brain.
In a new study, published in the journal Neuroimage: Clinical, researchers set out to test a theory that at least part of the answer lies in